Atoms, Isotopes, Periodic Table

Front

Which scientist theorized that atoms are indivisible?

Back

Dalton

Front

Calculate the average atomic mass of silver.

Back

107.8677 amu

Front

Which is a halogen?

Back

Chlorine

Front

Name group 18 on the periodic table.

Back

Noble gases

Front

Name group 2 on the periodic table.

Back

Alkaline earth metals

Front

What is an atom?

Back

The smallest unit of an element, consisting of protons, neutrons, and electrons.

Front

What are isotopes?

Back

Atoms of the same element with different numbers of neutrons.

Front

What is the periodic table?

Back

A tabular arrangement of elements organized by increasing atomic number.

Front

What are alkali metals?

Back

Group 1 elements on the periodic table, highly reactive, and include lithium, sodium, and potassium.

Front

What are noble gases?

Back

Group 18 elements that are inert and do not readily react with other elements.